389702159

素因数分解:

$7^1\times {\mathrm{11}}^3\times {\mathrm{151}}^1\times {\mathrm{277}}^1$

素因数の和:468

約数の個数: 32

約数和(自身を含む): 494902272

約数和(自身を除く): 105200113

約数列:

[1, 7, 11, 77, 121, 151, 277, 847, 1057, 1331, 1661, 1939, 3047, 9317, 11627, 18271, 21329, 33517, 41827, 127897, 200981, 234619, 292789, 368687, 460097, 1406867, 2580809, 3220679, 5061067, 35427469, 55671737, 389702159]

約数ペア:

[(1, 389702159), (7, 55671737), (11, 35427469), (77, 5061067), (121, 3220679), (151, 2580809), (277, 1406867), (847, 460097), (1057, 368687), (1331, 292789), (1661, 234619), (1939, 200981), (3047, 127897), (9317, 41827), (11627, 33517), (18271, 21329)]